By Gupta Sandeep K.   Sommers Paul M.   in Applied Economics Letters

ISSN:1466-4291|6|9|601-603

Routledge Ltd‎(1999)‎

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By Meyer Daniel A.   Matthews Peter Hans   Sommers Paul M.   in Applied Economics Letters

ISSN:1466-4291|8|2|131-134

Routledge Ltd‎(2001)‎

Access to resources Favorite 9.830629